[depart(devia-te) from the cardinal things and seek for the minor one's] 背离根本,追求末节(次要的)。又可写成“背本趋末”、“背本逐末”
背离根本,追逐末节。《三国志·蜀志·吕凯传》:“何期臣僕 吴 越 ,背本就末乎?”